<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Fieldset around data</title>
</head>
<body>
<form>
  <fieldset>
    <legend>健康信息</legend>
    身高：<input type="text">
    体重：<input type="text">
  </fieldset>
</form>

</body>
</html>